10. Find a way to cause the lightbulb to light without physically moving either the electromagnet or bulb/coil. This is why we use alternating voltage in our electrical grid!
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- QUESTION 20 In a DC circuit with a single resistor, a current of 13 Amperes flows through a point in the circuit. After a time of 10 minutes, which of these expressions yields how much charge has flowed through the point in this time in SI units? a. 13 divided by 10 b. 13 times 600 c. 13 times 10In which situation's would angular acceleration be negative? Select all that apply 1. An object is at rest and is starting to rotate clockwise 2. An object is rotating clockwise and speeding up 3. An object is rotating clockwise and speeding up 4. An object is rotating counterclockwise and slowing down6. At what speed must the sliding rod in the figure below move to produce an emf of 1.20 V in a 1.69 T field, given the rod’s length is 29.0 cm? THIS IS NOT AND WILL NOT BE GRADED